Updated code 28/10/17.
This one was doing my head in for a while. I wanted to remove the coupon pagination from the WordPress theme Clipper and most of the suggestions via their forum involved commenting out the pagination function or creating a separate index loop. Crazy stuff, creating separate index files is an exercise in disaster and commenting out the code in general will remove pagination site wide; something I definitely did not want.
With wordpress, there is always a function for that and this issue is no exception. How to Remove Pagination the easy way using the WordPress remove_action filter:
Simply put this in your index file or any template you do not require coupon pagination.